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SKF FY104 four-bolt square flange ball bearing unit, 1-1/4 in shaft, 92 mm bolt centres, setscrew locking, regreasable, 25,500 N dynamic rating.
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| MFR / Brand | SKF |
|---|---|
| Model | RCJC1-1/4 |
| ID | 1.2500 in (31.750 mm) |
| Width | 46.4 mm |
| Material | Grey cast iron housing, bearing steel insert |
|---|---|
| Type | Flanged Mount Bearing |
| Base Number | FY 1.1/4 TF |
| Total Width | 46.4 mm |
| Bolt Center To Center Length | 92 mm (3.62 in) |
| Bearing Insert Type | Ball |
| Bore Shaft Size | 1.2500 in (31.750 mm) |
| Housing Style | Four-bolt square flange, grey cast iron |
| Locking Method | Setscrew, 5/16-24 UNF |
| Relubrication | Grease fitting, 1/4-28 UNF SAE-LT |
| Mpn Variants | FY104; FY-104; FY 1.1/4 TF; FY1.1/4TF; RCJC-1-1/4 |
| Dynamic Load Rating | 25,500 N |
| Static Load Rating | 15,300 N |
| Series | FY |
| Rolling Elements | Ball |
| Bearing Type | Ball bearing flange unit |
| Number Of Rows | 1 |
| Bore Type | Cylindrical |
| Limiting Speed | 5,300 rpm |
| Lubricant | Grease |
| Cross Reference 1 | SKF FY 1.1/4 TF |
|---|---|
| Cross Reference 2 | INA RCJC 1-1/4 (related four-bolt cast iron flange unit) |
SKF FY104 four-bolt square flange ball bearing unit, current designation FY 1.1/4 TF. Bore Diameter: 1.2500 in (31.750 mm). Housing Style: Four-bolt square flange, grey cast iron. Locking Method: Setscrew. Overall Width: 46.4 mm. Number Of Rows: 1. Rolling Elements: Ball. Bore Type: Cylindrical. Lubricant: Grease. Series: FY. Base Number: FY 1.1/4 TF. Unit Quantity: 1 Pc. One complete flange unit: housing, insert bearing, seals and setscrews.
FY — SKF’s square flange ball bearing unit family.
1.1/4 — shaft size in inches.
TF — grey cast iron square flange housing.
FY104 and FY-104 — older forms of the same designation.
RCJC-1-1/4 — Schaeffler-scheme cross carried on the carton.
Dynamic Load Rating: 25,500 N. Static Load Rating: 15,300 N. Limiting Speed: 5,300 rpm on a shaft ground to h6. Bore Diameter: 1.2500 in (31.750 mm). Locking Method: Setscrew, 5/16-24 UNF. Relubrication: Grease fitting, 1/4-28 UNF SAE-LT. Material: Grey cast iron housing, bearing steel insert. Set screw thread: 5/16-24 UNF. Hexagon key size for the set screw: 3.969 mm. Recommended tightening torque: 6.5 N·m. Grease fitting: 6.5 mm head sphere, 7 mm hexagon.
Four bolt holes on a square flange. Bolt hole centre distance: 92 mm. Bolt hole diameter: 14 mm. Recommended attachment bolt: 12 mm, or 0.5 in. Centring recess diameter: 106.4 mm, depth 3.2 mm. Overall length across the flange: 118 mm. Overall Width: 46.4 mm. Top external diameter: 87 mm. Base external diameter: 95 mm. Dowel pin distance: 106 mm, offset 24.5 mm axially, 4 mm recommended pin diameter. Inner ring width: 42.9 mm. Distance from the locking device side face to the raceway centre: 25.4 mm.
SKF FY 1.1/4 TF — the current SKF designation for this unit. INA RCJC 1-1/4 — related four-bolt cast iron flange unit, as marked on the carton. A four-bolt flange unit matches on shaft size and bolt circle: 1-1/4 in on 92 mm bolt centres with 14 mm holes. Number forms: FY104, FY-104, FY 1.1/4 TF, FY1.1/4TF, RCJC-1-1/4.
What is the bolt hole spacing of the SKF FY104?
Bolt hole centre distance: 92 mm. Bolt hole diameter: 14 mm.
What are the load ratings of the SKF FY104?
Dynamic Load Rating: 25,500 N. Static Load Rating: 15,300 N.
What is the current SKF designation of the FY104?
FY 1.1/4 TF.
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